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WO/2014/080689A1 |
This air intake control valve is provided with a valve body and an elastically deformable seal section which seals between the valve body and the inner wall surface of an air intake port. The seal section is formed in a bent shape having...
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WO/2014/077033A1 |
This air intake valve is provided with: a valve body provided at an air intake port; a rotating shaft pivoting together with the valve body; an actuator for generating rectilinear drive force; a link member having an engagement section w...
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WO/2014/046059A1 |
Provided is an internal combustion engine having a variable compression ratio mechanism, wherein the occurrence of knocking during deceleration is suppressed. When it is determined that a target compression ratio of the variable compress...
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WO/2013/172192A1 |
A collector (21) is provided with a collector partition plate (213) for dividing the inner space of the collector into two parts. A resonance pipe (22) is provided with a resonance pipe partition plate (223) for dividing the inner space ...
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WO/2013/172952A1 |
A method and device for increasing engine performance of an internal combustion engine. The device preferably contains an exhaust insert affixed to or positioned downstream from the cylinder exhaust ports. The device preferably contains ...
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WO/2013/166257A2 |
Improved structures, functions, and methods regarding internal combustion engines (ICE's). ICE embodiments disclosed are divided into three groups, all of which have at least one embodiment structurally possessing at least one actively p...
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WO/2013/137349A1 |
An intake control valve (7) that opens/closes one end of a second port (6) of an intake manifold (1) comprises a seal lip (23) that is pressed against the inner peripheral surface of the second port (6) when the valve is closed. When the...
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WO/2013/118650A1 |
For a rotary shaft member (8) to which multiple intake control valves (7) are attached, the interval between two specific intake control valves (7) is rotatably supported on a ball bearing (28) affixed to a bearing hole (26) within an in...
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WO/2013/088933A1 |
Provided is a structure which maintains the air-tightness of a butterfly valve by reducing the leakage of fluid from the periphery of a rotation support section which supports the rotating shaft of the butterfly valve. An air-tightness m...
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WO/2013/080521A1 |
The exhaust device of the present invention comprises a plurality of independent exhaust passages (52), each of which is connected to exhaust ports (18) of a single cylinder (12) or of a plurality of cylinders (12) that are non-sequentia...
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WO/2012/143147A1 |
In order to reduce pollutant emissions, the invention relates to an exhaust gas retaining arrangement for internal combustion engines, which comprises an engine block having at least one cylinder, at least one exhaust gas outlet duct (2)...
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WO/2012/133071A1 |
An engine-driven work machine including: a two-cycle engine including a piston which is configured to reciprocally move inside a cylinder to which an exhaust port is formed; and a front end tool configured to be driven by the engine, whe...
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WO/2012/120037A2 |
The invention relates to a two-stroke engine (100) for an engine-driven tool, comprising a muffler (10), especially for a manually operated engine-driven tool such as a maintenance device for gardens or green spaces, for a hand-held tool...
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WO/2012/120118A1 |
The invention relates to a muffler (100, 200, 300) for a two-stroke engine (10) of an engine-driven tool, the muffler comprising a muffler inlet (11) to which a flow channel (12) is contiguous such that the flow channel (12) can be conne...
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WO/2012/108792A1 |
The invention relates to engine construction, in particular to systems for regulating internal combustion engines. The invention makes it possible to reduce the toxicity of exhaust gases. A four-stroke reciprocating internal combustion e...
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WO/2012/098833A1 |
A multi-cylinder engine intake and exhaust system of the present invention comprises a plurality of independent exhaust passages (52) each connected to an exhaust port (18) in a respective one of a plurality of cylinders (12), a collecti...
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WO/2011/144833A1 |
The invention relates to a heat engine provided with a turbo-supercharger, said turbo-supercharger including a compressor, for compressing a gas mixture that is to be placed in the inlet of the engine, and a turbine that mechanically dri...
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WO/2011/139932A1 |
An improved lightweight, high power to weight, two-stroke engine includes an air intake port in communication with the engine crankcase with an injector for injecting fuel/oil mixture into the crankcase and an engine control unit for con...
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WO/2011/113910A1 |
An intake sound generator for an internal combustion engine of a vehicle, the internal combustion engine having an intake manifold for distributing a combustion mixture to a plurality of cylinders of the engine, and an engine throttle co...
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WO/2011/101087A1 |
In a method for operating an exhaust gas turbocharged piston internal combustion engine, the flow cross-section of an exhaust gas pipe which leads from an outlet of the internal combustion engine in which an outlet valve is disposed to a...
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WO/2011/070395A1 |
The present invention consists of an air intake system for engines with four cylinders or more, which has a low production cost and is easy to implement. It allows the separation or combination of cylinder intake, and hence the operation...
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WO/2011/055118A1 |
The invention relates to a two- stroke internal combustion engine and more particularly to an arrangement for varying the compression ratio of such and the area of an exhaust port of a cylinder of such. There is described a two- stroke i...
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WO/2010/142613A1 |
A cylinder head assembly (2) comprises at least a first rotary valve (5), said valve, having a substantially spherical body and comprising: a first opening (31) to the exhaust duct substantially parallel to the valve central axis of rota...
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WO/2010/131512A1 |
In order to obtain a small air intake device for an internal combustion engine, which can satisfactorily control an air current and can reduce the loss of energy in a rotary valve, the air intake device is comprised of a surge tank; a fi...
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WO/2010/113300A1 |
In an internal-combustion engine provided with a rotary intake control valve, suitable positional convergence at the end of inertia supercharging is secured while the influence on combustion performance is avoided as much as possible. In...
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WO/2010/073353A1 |
Disclosed is a control device for an internal combustion engine including a variable valve-actuating mechanism capable of changing a valve overlap period and a turbo supercharger of a variable nozzle type. The control device can generate...
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WO/2010/044517A1 |
The disclosed present invention includes a gas recirculation pipe (31). The gas recirculation pipe (31) is extended from one side of an exhaust manifold (12) to an intake manifold for an engine (10) to recirculate some of exhaust gas. An...
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WO/2010/036533A2 |
A blade bearing ring for turbocharger application in diesel engines is described, which consists of an iron-based alloy with an austenitic basic structure having dendritic carbide precipitations.
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WO/2009/149867A1 |
The invention relates to a gas-conducting rotary valve (30) having a torsion spring (5) as an energy store, wherein one end (15) of the torsion spring (5) is fastened to a valve control body (17) which can move about a rotational axis (1...
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WO/2009/149044A2 |
An internal combustion engine (ICE) system (including methods and apparatuses) for managing combustion charge densities, temperatures, pressures and turbulence in order to produce a true mastery within the combustion chamber in order to ...
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WO/2009/088841A2 |
An active air intake adapted for selectively regulating fluid flow into an engine generally includes a housing defining an opening, a covering member disposed relative to the opening and translatable between opened and closed conditions,...
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WO/2009/069766A1 |
An intake passage (10) of an internal combustion engine (1) comprises independent passages (20) provided for individual cylinders (2) and provided with an intake control valve (17), and a common passage (21) connected to the independent ...
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WO/2009/027043A1 |
Disclosed is an intake pipe for a combustion engine, comprising a housing (1) with a supply duct (2) for especially compressed air, a heat exchanger (8) which is disposed within a main duct (4) in the housing (1) and through which the ai...
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WO/2009/010151A1 |
The invention relates to a charged internal combustion engine comprising several cylinders and an air intake device which is formed by a least one distributor pipe, several suction pipes and at least one plenum, the plenum being disposed...
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WO/2009/008527A1 |
An ECU controls an adjusting mechanism adjusting an output of an engine, such as a throttle valve, a swirl control valve, an ignition plug, an intake valve, and an ACIS (Acoustic Control Induction System) changing the length of an intake...
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WO/2009/001206A2 |
A dividing wall (13) is provided which divides the inside of a surge tank (10), and a communication hole (17) which is always open is formed in the dividing wall (13) in a location upstream of an upstream-most branching portion, from amo...
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WO/2008/115773A2 |
A combustion engine breathing system valve module, and products and systems using the same.
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WO/2008/108234A1 |
Provided is an internal combustion engine (10) including a plurality of cylinders and having an intake passage equipped with an intake control valve which can be used for an impulse supercharge. The cylinders (16) are individually equipp...
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WO/2008/101901A1 |
An intake manifold arrangement for internal combustion engines comprises an intake port (10, 18). The intake port is connected to the combustion chamber for feeding a combustion mixture. The intake port (18) comprises a primary intake op...
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WO/2008/101977A1 |
The invention relates to an internal combustion engine system (1), especially in a motor vehicle, comprising an internal combustion engine (2), a make-up gas installation (3) for supplying make-up gas to the internal combustion engine (2...
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WO/2008/093207A1 |
An intake system (10, 20) for a vehicle internal combustion engine is provided in which a first air intake duct (16), having an air intake inlet (16a) to inhale external air, is connected to an air cleaner box (14). A second air intake d...
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WO/2008/085075A1 |
The inventive method consists in forming stationary waves in such a way that a vibrating combustion mode is maintained in an internal combustion engine by displacing exhaust gas in the form of two interacting swirl and central flows in a...
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WO/2008/052741A2 |
The invention relates to a numerical method and associated device for optimizing a throughflow behavior of a flowing fluid, while generating an adjustable cylinder internal flow, utilizing a determination of a swirl intensity of the flui...
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WO/2008/028015A2 |
A method and apparatus for the decomposition of hydrogen peroxide, particularly for use as a hydrocarbon well bore and pipeline cleaning and maintenance aid. The apparatus includes a decomposition engine having an inlet manifold extendin...
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WO/2008/017919A1 |
In a variable intake apparatus for a V-type internal combustion engine, each of plural intake pipes (1) is separated from a surge tank (2) by a partition wall (3), and communication ports (31), provided in the partition wall (3) for the ...
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WO/2008/012125A1 |
Method and device for diagnosing the flap of a variable intake pipe system by means of a measured and an estimated intake pipe pressure.
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WO/2008/010589A1 |
An intake apparatus for an internal combustion engine comprises an intake manifold (1) with air feeding passages (3) adapted to be connected to and feed air to cylinders of an engine; a rotary valve (10) including a plurality of valve po...
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WO/2008/010590A1 |
An intake apparatus for an internal combustion engine comprises an intake manifold (1); a rotary valve (10) including a plurality of valve portions (11) in communication with air feeding passages (3) through feed switch openings (7); a s...
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WO/2008/010420A1 |
When a rotary valve having valve parts (11) for separately opening and closing supply-changing ports (7) of air supply passages of an air-intake manifold is closed, the inner surface part (77b) of a rudder-insertion recessed part is posi...
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WO/2008/007720A1 |
A failure determination device for an internal combustion engine system (100A) constructed from an internal combustion engine (50A) and a pulse charging valve (15A) for performing pulse supercharging by opening and closing an air intake ...
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